verdaccio fail to start having an error "Cannot find module" - node.js

Question

I am getting this error, verdaccio just crashed and no longer working after a server restart. When I try to pm2 start verdaccio , I get the following error
Error: Cannot find module '/home/ec2-user/verdaccio'
at Function.Module._resolveFilename (module.js:470:15)
at Function.Module._load (module.js:418:25)
at Object.<anonymous> (/usr/lib/node_modules/pm2/lib/ProcessContainerFork.js:53:21)
at Module._compile (module.js:571:32)
at Object.Module._extensions..js (module.js:580:10)
at Module.load (module.js:488:32)
at tryModuleLoad (module.js:447:12)
at Function.Module._load (module.js:439:3)
at Module.runMain (module.js:605:10)
at run (bootstrap_node.js:427:7)
npm config ls
; cli configs
scope = ""
user-agent = "npm/4.2.0 node/v7.10.0 linux x64"
; userconfig /home/ec2-user/.npmrc
http-proxy = null
https-proxy = null
registry = "https://registry.npmjs.org/"
strict-ssl = false
; globalconfig /usr/etc/npmrc
registry = "https://registry.npmjs.org/"
; node bin location = /usr/bin/node
; cwd = /home/ec2-user/verdaccio
; HOME = /home/ec2-user
; "npm config ls -l" to show all defaults.
pm2 show verdaccio
│ name │ verdaccio │
│ restarts │ 255 │
│ uptime │ 0 │
│ script path │ /home/ec2-user/verdaccio │
│ script args │ N/A │
│ error log path │ /home/ec2-user/.pm2/logs/verdaccio-error-0.log │
│ out log path │ /home/ec2-user/.pm2/logs/verdaccio-out-0.log │
│ pid path │ /home/ec2-user/.pm2/pids/verdaccio-0.pid │
│ interpreter │ node │
│ interpreter args │ N/A │
│ script id │ 0 │
│ exec cwd │ /home/ec2-user │
│ exec mode │ fork_mode │
│ node.js version │ 7.10.0 │
│ watch & reload │ ✘ │
│ unstable restarts │ 0 │
│ created at │ N/A
`
My config file is as follows:
storage: ./storage
auth:
htpasswd:
file: ./htpasswd
uplinks:
npmjs:
url: https://registry.npmjs.org/
packages:
'av-*':
allow_access: $all
allow_publish: $all
'*':
allow_access: $all
allow_publish: $all
proxy: npmjs
'#*/*':
allow_access: $all
allow_publish: $authenticated
proxy: npmjs
https:
key: /home/ec2-user/verdaccio/verdaccio-keynew.pem
cert: /home/ec2-user/verdaccio/verdaccio-certnew.pem
ca: /home/ec2-user/verdaccio/server.ca
logs:
- {type: stdout, format: pretty, level: http}
#- {type: file, path: verdaccio.log, level: info}
listen:
- https://devnpm2:4873
max_body_size: 300mb

Answer 1

It can't find the verdaccio executable, to locate it you can use the which command.
To do this you should try:
pm2 start `which verdaccio`